gcc/libffi/configure.host
Lulu Cheng 4beacf3cb8 libffi: Backport of LoongArch support for libffi.
This is a backport of <https://github.com/libffi/libffi/commit/f259a6f6de>,
and contains modifications to commit 5a4774cd4d, as well as the LoongArch
schema portion of commit ee22ecbd11. This is needed for libgo.

libffi/ChangeLog:

	PR libffi/108682
	* configure.host: Add LoongArch support.
	* Makefile.am: Likewise.
	* Makefile.in: Regenerate.
	* src/loongarch64/ffi.c: New file.
	* src/loongarch64/ffitarget.h: New file.
	* src/loongarch64/sysv.S: New file.
2023-08-23 14:11:37 +08:00

330 lines
6.5 KiB
Plaintext

# configure.host
#
# This shell script handles all host based configuration for libffi.
#
# THIS TABLE IS SORTED. KEEP IT THAT WAY.
# Most of the time we can define all the variables all at once...
case "${host}" in
aarch64*-*-cygwin* | aarch64*-*-mingw* | aarch64*-*-win* )
TARGET=ARM_WIN64; TARGETDIR=aarch64
if test "${ax_cv_c_compiler_vendor}" = "microsoft"; then
MSVC=1
fi
;;
aarch64*-*-*)
TARGET=AARCH64; TARGETDIR=aarch64
SOURCES="ffi.c sysv.S"
;;
alpha*-*-*)
TARGET=ALPHA; TARGETDIR=alpha;
# Support 128-bit long double, changeable via command-line switch.
HAVE_LONG_DOUBLE='defined(__LONG_DOUBLE_128__)'
SOURCES="ffi.c osf.S"
;;
arc*-*-*)
TARGET=ARC; TARGETDIR=arc
SOURCES="ffi.c arcompact.S"
;;
arm*-*-cygwin* | arm*-*-mingw* | arm*-*-win* )
TARGET=ARM_WIN32; TARGETDIR=arm
if test "${ax_cv_c_compiler_vendor}" = "microsoft"; then
MSVC=1
fi
;;
arm*-*-*)
TARGET=ARM; TARGETDIR=arm
SOURCES="ffi.c sysv.S"
;;
avr32*-*-*)
TARGET=AVR32; TARGETDIR=avr32
SOURCES="ffi.c sysv.S"
;;
bfin*)
TARGET=BFIN; TARGETDIR=bfin
SOURCES="ffi.c sysv.S"
;;
cris-*-*)
TARGET=LIBFFI_CRIS; TARGETDIR=cris
SOURCES="ffi.c sysv.S"
;;
csky-*-*)
TARGET=CSKY; TARGETDIR=csky
SOURCES="ffi.c sysv.S"
;;
frv-*-*)
TARGET=FRV; TARGETDIR=frv
SOURCES="ffi.c eabi.S"
;;
hppa*-*-linux* | parisc*-*-linux* | hppa*-*-openbsd*)
TARGET=PA_LINUX; TARGETDIR=pa
SOURCES="ffi.c linux.S"
;;
hppa*64-*-hpux*)
TARGET=PA64_HPUX; TARGETDIR=pa
;;
hppa*-*-hpux*)
TARGET=PA_HPUX; TARGETDIR=pa
SOURCES="ffi.c hpux32.S"
;;
i?86-*-freebsd* | i?86-*-openbsd*)
TARGET=X86_FREEBSD; TARGETDIR=x86
;;
i?86-*-cygwin* | i?86-*-mingw* | i?86-*-win* | i?86-*-os2* | i?86-*-interix* \
| x86_64-*-cygwin* | x86_64-*-mingw* | x86_64-*-win* )
TARGETDIR=x86
if test $ac_cv_sizeof_size_t = 4; then
TARGET=X86_WIN32
else
TARGET=X86_WIN64
fi
if test "${ax_cv_c_compiler_vendor}" = "microsoft"; then
MSVC=1
fi
# All mingw/cygwin/win32 builds require -no-undefined for sharedlib.
# We must also check with_cross_host to decide if this is a native
# or cross-build and select where to install dlls appropriately.
if test -n "$with_cross_host" &&
test x"$with_cross_host" != x"no"; then
AM_LTLDFLAGS='-no-undefined -bindir "$(toolexeclibdir)"';
else
AM_LTLDFLAGS='-no-undefined -bindir "$(bindir)"';
fi
;;
i?86-*-darwin* | x86_64-*-darwin* | i?86-*-ios | x86_64-*-ios)
TARGETDIR=x86
if test $ac_cv_sizeof_size_t = 4; then
TARGET=X86_DARWIN
else
TARGET=X86_64
fi
;;
i?86-*-* | x86_64-*-* | amd64-*)
TARGETDIR=x86
if test $ac_cv_sizeof_size_t = 4; then
echo 'int foo (void) { return __x86_64__; }' > conftest.c
if $CC $CFLAGS -Werror -S conftest.c -o conftest.s > /dev/null 2>&1; then
TARGET_X32=yes
TARGET=X86_64
else
TARGET=X86;
fi
rm -f conftest.*
else
TARGET=X86_64;
fi
;;
ia64*-*-*)
TARGET=IA64; TARGETDIR=ia64
SOURCES="ffi.c unix.S"
;;
kvx-*-*)
TARGET=KVX; TARGETDIR=kvx
SOURCES="ffi.c sysv.S"
;;
loongarch64-*-*)
TARGET=LOONGARCH64; TARGETDIR=loongarch64
SOURCES="ffi.c sysv.S"
;;
m32r*-*-*)
TARGET=M32R; TARGETDIR=m32r
SOURCES="ffi.c sysv.S"
;;
m68k-*-*)
TARGET=M68K; TARGETDIR=m68k
SOURCES="ffi.c sysv.S"
;;
m88k-*-*)
TARGET=M88K; TARGETDIR=m88k
SOURCES="ffi.c obsd.S"
;;
microblaze*-*-*)
TARGET=MICROBLAZE; TARGETDIR=microblaze
SOURCES="ffi.c sysv.S"
;;
moxie-*-*)
TARGET=MOXIE; TARGETDIR=moxie
SOURCES="ffi.c eabi.S"
;;
metag-*-*)
TARGET=METAG; TARGETDIR=metag
SOURCES="ffi.c sysv.S"
;;
mips-sgi-irix5.* | mips-sgi-irix6.* | mips*-*-rtems*)
TARGET=MIPS; TARGETDIR=mips
;;
mips*-*linux* | mips*-*-openbsd* | mips*-*-freebsd*)
# Support 128-bit long double for NewABI.
HAVE_LONG_DOUBLE='defined(__mips64)'
TARGET=MIPS; TARGETDIR=mips
;;
nios2*-linux*)
TARGET=NIOS2; TARGETDIR=nios2
SOURCES="ffi.c sysv.S"
;;
or1k*-*-*)
TARGET=OR1K; TARGETDIR=or1k
SOURCES="ffi.c sysv.S"
;;
powerpc*-*-linux* | powerpc-*-sysv*)
TARGET=POWERPC; TARGETDIR=powerpc
HAVE_LONG_DOUBLE_VARIANT=1
;;
powerpc-*-amigaos*)
TARGET=POWERPC; TARGETDIR=powerpc
;;
powerpc-*-eabi*)
TARGET=POWERPC; TARGETDIR=powerpc
;;
powerpc-*-beos*)
TARGET=POWERPC; TARGETDIR=powerpc
;;
powerpc-*-darwin* | powerpc64-*-darwin*)
TARGET=POWERPC_DARWIN; TARGETDIR=powerpc
;;
powerpc-*-aix* | rs6000-*-aix*)
TARGET=POWERPC_AIX; TARGETDIR=powerpc
;;
powerpc-*-freebsd* | powerpc-*-openbsd* | powerpc-*-netbsd*)
TARGET=POWERPC_FREEBSD; TARGETDIR=powerpc
HAVE_LONG_DOUBLE_VARIANT=1
;;
powerpcspe-*-freebsd*)
TARGET=POWERPC_FREEBSD; TARGETDIR=powerpc
CFLAGS="$CFLAGS -D__NO_FPRS__"
;;
powerpc64-*-freebsd* | powerpc64le-*-freebsd*)
TARGET=POWERPC; TARGETDIR=powerpc
;;
powerpc*-*-rtems*)
TARGET=POWERPC; TARGETDIR=powerpc
;;
riscv*-*)
TARGET=RISCV; TARGETDIR=riscv
SOURCES="ffi.c sysv.S"
;;
s390-*-* | s390x-*-*)
TARGET=S390; TARGETDIR=s390
SOURCES="ffi.c sysv.S"
;;
sh-*-* | sh[34]*-*-*)
TARGET=SH; TARGETDIR=sh
SOURCES="ffi.c sysv.S"
;;
sh64-*-* | sh5*-*-*)
TARGET=SH64; TARGETDIR=sh64
SOURCES="ffi.c sysv.S"
;;
sparc*-*-*)
TARGET=SPARC; TARGETDIR=sparc
SOURCES="ffi.c ffi64.c v8.S v9.S"
;;
tile*-*)
TARGET=TILE; TARGETDIR=tile
SOURCES="ffi.c tile.S"
;;
vax-*-*)
TARGET=VAX; TARGETDIR=vax
SOURCES="ffi.c elfbsd.S"
;;
xtensa*-*)
TARGET=XTENSA; TARGETDIR=xtensa
SOURCES="ffi.c sysv.S"
;;
esac
# ... but some of the cases above share configury.
case "${TARGET}" in
ARM_WIN32)
if test "$MSVC" = 1; then
SOURCES="ffi.c sysv_msvc_arm32.S"
else
SOURCES="ffi.c sysv.S"
fi
;;
ARM_WIN64)
if test "$MSVC" = 1; then
SOURCES="ffi.c win64_armasm.S"
else
SOURCES="ffi.c sysv.S"
fi
;;
MIPS)
SOURCES="ffi.c o32.S n32.S"
;;
POWERPC)
SOURCES="ffi.c ffi_sysv.c ffi_linux64.c sysv.S ppc_closure.S"
SOURCES="${SOURCES} linux64.S linux64_closure.S"
;;
POWERPC_AIX)
SOURCES="ffi_darwin.c aix.S aix_closure.S"
;;
POWERPC_DARWIN)
SOURCES="ffi_darwin.c darwin.S darwin_closure.S"
;;
POWERPC_FREEBSD)
SOURCES="ffi.c ffi_sysv.c sysv.S ppc_closure.S"
;;
X86 | X86_DARWIN | X86_FREEBSD | X86_WIN32)
if test "$MSVC" = 1; then
SOURCES="ffi.c sysv_intel.S"
else
SOURCES="ffi.c sysv.S"
fi
;;
X86_64)
if test x"$TARGET_X32" = xyes; then
SOURCES="ffi64.c unix64.S"
else
SOURCES="ffi64.c unix64.S ffiw64.c win64.S"
fi
;;
X86_WIN64)
if test "$MSVC" = 1; then
SOURCES="ffiw64.c win64_intel.S"
else
SOURCES="ffiw64.c win64.S"
fi
;;
esac
# If we failed to configure SOURCES, we can't do anything.
if test -z "${SOURCES}"; then
UNSUPPORTED=1
fi